Round seeded (RR) plant is crossed with wrinkled seeded plant (rr).What will be the genotypes of the offspring in F2 generation if there are 4 offspring ?

RR, Rr, Rr , rr

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RR , rr, RR, rr

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all RR

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all rr

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Solution

The correct option is A
RR, Rr, Rr , rr

The F1 generation will show all hybrids (Rr). Once we cross the hybrids to get F2 generation, we get four different combinations as follows.

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A round seeded plant (R) is dominant over the wrinkled seeded plant (r). What parental genotypes will produce 50% of offspring with RR genotypes and 50 % of offspring with Rr genotypes?

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Q. Question 5
If a round, green seeded pea plant (RR yy) is crossed with wrinkled, yellow seeded pea plant (rr YY), the seeds produced in F1 generation are

(a) round and yellow
(b) round and green
(c) wrinkled and green
(d) wrinkled and yellow

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Round seeded (RR) plant is crossed with wrinkled seeded plant (rr).What will be the genotypes of the offspring in F2 generation if there are 4 offspring ?

The correct option is A RR, Rr, Rr , rr The F1 generation will show all hybrids (Rr). Once we cross the hybrids to get F2 generation, we get four different combinations as follows.

The correct option is A
RR, Rr, Rr , rr

The F1 generation will show all hybrids (Rr). Once we cross the hybrids to get F2 generation, we get four different combinations as follows.